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merge #15847: allow args to be a tuple in parse_args

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This fixes a regression introduced by the fix for issue #13922.  Although args
is not documented as being allowed to be a tuple, previously this worked and
so naturally there are programs in the field that depend on it.

Patch by Zbyszek Jędrzejewski-Szmek.
This commit is contained in:
R David Murray 2012-09-08 12:14:25 -04:00
commit 63755f3bd9
2 changed files with 22 additions and 1 deletions
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5
Lib/argparse.py
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@ -1709,9 +1709,12 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
return args
def parse_known_args(self, args=None, namespace=None):
# args default to the system args
if args is None:
# args default to the system args
args = _sys.argv[1:]
else:
# make sure that args are mutable
args = list(args)
# default Namespace built from parser defaults
if namespace is None: